28880150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 58423344

約数和(自身を除く): 29543194

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 157, 283, 314, 325, 566, 650, 785, 1415, 1570, 2041, 2830, 3679, 3925, 4082, 7075, 7358, 7850, 10205, 14150, 18395, 20410, 36790, 44431, 51025, 88862, 91975, 102050, 183950, 222155, 444310, 577603, 1110775, 1155206, 2221550, 2888015, 5776030, 14440075, 28880150]

約数ペア:

[(1, 28880150), (2, 14440075), (5, 5776030), (10, 2888015), (13, 2221550), (25, 1155206), (26, 1110775), (50, 577603), (65, 444310), (130, 222155), (157, 183950), (283, 102050), (314, 91975), (325, 88862), (566, 51025), (650, 44431), (785, 36790), (1415, 20410), (1570, 18395), (2041, 14150), (2830, 10205), (3679, 7850), (3925, 7358), (4082, 7075)]